77153760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:561

約数の個数: 144

約数和(自身を含む): 265945680

約数和(自身を除く): 188791920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 131, 144, 160, 180, 240, 262, 288, 360, 393, 409, 480, 524, 655, 720, 786, 818, 1048, 1179, 1227, 1310, 1440, 1572, 1636, 1965, 2045, 2096, 2358, 2454, 2620, 3144, 3272, 3681, 3930, 4090, 4192, 4716, 4908, 5240, 5895, 6135, 6288, 6544, 7362, 7860, 8180, 9432, 9816, 10480, 11790, 12270, 12576, 13088, 14724, 15720, 16360, 18405, 18864, 19632, 20960, 23580, 24540, 29448, 31440, 32720, 36810, 37728, 39264, 47160, 49080, 53579, 58896, 62880, 65440, 73620, 94320, 98160, 107158, 117792, 147240, 160737, 188640, 196320, 214316, 267895, 294480, 321474, 428632, 482211, 535790, 588960, 642948, 803685, 857264, 964422, 1071580, 1285896, 1607370, 1714528, 1928844, 2143160, 2411055, 2571792, 3214740, 3857688, 4286320, 4822110, 5143584, 6429480, 7715376, 8572640, 9644220, 12858960, 15430752, 19288440, 25717920, 38576880, 77153760]

約数ペア:

[(1, 77153760), (2, 38576880), (3, 25717920), (4, 19288440), (5, 15430752), (6, 12858960), (8, 9644220), (9, 8572640), (10, 7715376), (12, 6429480), (15, 5143584), (16, 4822110), (18, 4286320), (20, 3857688), (24, 3214740), (30, 2571792), (32, 2411055), (36, 2143160), (40, 1928844), (45, 1714528), (48, 1607370), (60, 1285896), (72, 1071580), (80, 964422), (90, 857264), (96, 803685), (120, 642948), (131, 588960), (144, 535790), (160, 482211), (180, 428632), (240, 321474), (262, 294480), (288, 267895), (360, 214316), (393, 196320), (409, 188640), (480, 160737), (524, 147240), (655, 117792), (720, 107158), (786, 98160), (818, 94320), (1048, 73620), (1179, 65440), (1227, 62880), (1310, 58896), (1440, 53579), (1572, 49080), (1636, 47160), (1965, 39264), (2045, 37728), (2096, 36810), (2358, 32720), (2454, 31440), (2620, 29448), (3144, 24540), (3272, 23580), (3681, 20960), (3930, 19632), (4090, 18864), (4192, 18405), (4716, 16360), (4908, 15720), (5240, 14724), (5895, 13088), (6135, 12576), (6288, 12270), (6544, 11790), (7362, 10480), (7860, 9816), (8180, 9432)]